doc: use iburst option in examples

diff --git a/chrony.conf.5.in b/chrony.conf.5.in
index 47aca50a95e8dd2e455d1f44cd3eca7371b7ca51..161ad135eb2e3498e821996384d4da3fd547d2df 100644 (file)
--- a/chrony.conf.5.in
+++ b/chrony.conf.5.in
@@ -24,11 +24,13 @@ However, you will probably want to include some of the other directives
 described in detail in the documentation supplied with the distribution
 (\fIchrony.txt\fR and \fIchrony.texi\fR). The following directives may be
 particularly useful : `driftfile', `generatecommandkey', `keyfile', `makestep'.
-The smallest useful configuration file would look something like
+Also, the `iburst' server option is useful to speed up the initial
+synchronization. The smallest useful configuration file would look something
+like
 
-     server a.b.c
-     server d.e.f
-     server g.h.i
+     server a.b.c iburst
+     server d.e.f iburst
+     server g.h.i iburst
      keyfile @SYSCONFDIR@/chrony.keys
      generatecommandkey
      driftfile @CHRONYVARDIR@/drift

diff --git a/chrony.texi.in b/chrony.texi.in
index d4bd2e8fea0468c6c2a079052ae0a1574020be3e..e36377787823d51240789c7c3bd992c339519cc3 100644 (file)
--- a/chrony.texi.in
+++ b/chrony.texi.in
@@ -434,12 +434,13 @@ Now that the software is successfully installed, the next step is to
 set up a configuration file.  The default location of the file
 is @file{@SYSCONFDIR@/chrony.conf}.  Suppose you want to use public NTP
 servers from the pool.ntp.org project as your time reference.  A
-minimal working configuration file could be
+minimal useful configuration file could be
 
 @example
-server 0.pool.ntp.org
-server 1.pool.ntp.org
-server 2.pool.ntp.org
+server 0.pool.ntp.org iburst
+server 1.pool.ntp.org iburst
+server 2.pool.ntp.org iburst
+makestep 10 3
 @end example
 
 Then, @code{chronyd} can be run.
@@ -586,13 +587,14 @@ server g.h.i
 
 However, you will probably want to include some of the other directives
 described later.  The @code{driftfile} and @code{makestep} directives may be
-particularly useful.  The smallest useful configuration file would look
-something like
+particularly useful.  Also, the @code{iburst} server option is useful to speed
+up the initial synchronization.  The smallest useful configuration file would
+look something like
 
 @example
-server a.b.c
-server d.e.f
-server g.h.i
+server a.b.c iburst
+server d.e.f iburst
+server g.h.i iburst
 driftfile @CHRONYVARDIR@/drift
 makestep 10 3
 @end example